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Q1. You are configuring a new BGP neighbor and want to view the configuration of interface ge-0/0/0.42.
Which command do you use to achieve this result?
A. [edit protocols bgp group external] user@router# set interfaces ge-0/0/0.42
B. [edit protocols bgp group external] user@router# edit show interfaces ge-0/0/0.42
C. [edit protocols bgp group external] user@router# top show interfaces ge-0/0/0.42
D. [edit protocols bgp group external] user@router# show interfaces ge-0/0/0.42
Answer: C
Q2. What information is used by a switch to forward an Ethernet frame to its destination?
A. IP address
B. destination MAC address
C. ARP table entry
D. FCS checksum
Answer: B
Q3. Which two statements are true regarding the use of NTP clock synchronization? (Choose two.)
A. The Junos OS supports client, server, and symmetric modes of NTP operation.
B. Synchronized time on all network devices makes log messages more useful for troubleshooting.
C. Authentication methods are not supported.
D. The Junos OS must be used as the primary time reference.
Answer: A,B
Q4. In the MAC address 00: : :9f:eA. , what represents the Organizationally Unique Identifier (OUI)?
A. :9f:eA.
B. 00: : :9f
C. 9f:eA.
D. 00: :
Answer: D
Q5. Which three commands will cause a logical interface to go administratively down after being committed? (Choose three.)
A. shutdown
B. deactivate
C. disable
D. down
E. delete
Answer: B,C,E
Q6. You have configured a firewall filter with a single term matching on packets with a source address in the 10.0.0.0/24 subnet. This term only includes the count action.
Which two statements are true about traffic evaluated by this firewall filter? (Choose two.)
A. Packets within the 10.0.0.0/24 subnet will be accepted.
B. Packets within the 10.0.0.0/24 subnet will be rejected.
C. Packets within the 10.0.0.0/24 subnet will be counted.
D. Packets within the 10.0.0.0/24 subnet will not be counted.
Answer: A,C
Q7. Which two statements are true about TCP communication? (Choose two.)
A. The receiver acknowledges the final packet in each communications stream.
B. The receiver adds sequencing numbers to the packets received.
C. The sender adds sequencing numbers to the packets it sends.
D. The receiver acknowledges each packet it receives from the sending device.
Answer: A,C
Q8. Which word starts the command to remove configuration elements on a Junos device?
A. undo
B. remove
C. delete
D. unset
Answer: C
Q9. Which network mask is the equivalent of 255.255.248.0?
A. /20
B. /21
C. /22
D. /23
Answer: B
Q10. Which two external authentication servers are supported for administrative access to a Junos device? (Choose two.)
A. RADIUS
B. LDAP
C. ACE
D. TACACS+
Answer: A,D
Q11. You have been asked to configure a login class that will permit its users to view and edit the configuration. The class should allow a user to view the entire configuration, but only to edit the interfaces, routing-options, and protocols hierarchies.
Which configuration accomplishes this login class?
A. permissions [ view-configuration clear network view ];
allow-configuration "(interfaces) | (routing-options) | (policy-options) | (protocols)";
B. permissions [ view-configuration clear network view ];
allow-commands "(configure)";
C. permissions [ view-configuration clear network view ];
allow-commands "(configure)";
allow-configuration "(interfaces) | (routing-options) | (protocols)";
D. permissions [ clear network view ];
allow-commands "(configure)";
allow-configuration "(interfaces) | (routing-options) | (protocols)";
Answer: C
Q12. Which two login-class permissions could permit a user to view the system hierarchy of the active configuration? (Choose two.)
A. system permission
B. view-configuration permission
C. network permission
D. super-user permission
Answer: A,B
Q13. You have been assigned the /24 network and need to segment it into at least 60 subnets.
Which network mask meets this requirement?
A. /27
B. /28
C. /29
D. /30
Answer: D
Q14. -- Exhibit --[edit policy-options]
user@router# show
policy-statement my-policy {
term 1 {
from {
route-filter 172.27.0.0/24 longer;
}
}
then reject;
}
-- Exhibit --
Which statement is correct about the policy shown in the exhibit?
A. All routes are accepted.
B. All routes are rejected.
C. A 172.27.0.0/24 route will be accepted.
D. A 172.27.0.0/16 route will be accepted.
Answer: B
Q15. You have been asked to create a static route with a next hop that is not directly connected to the router.
Which configuration parameter enables the static route to accomplish this scenario?
A. resolve
B. indirect
C. next-hop
D. recursive
Answer: A